Home / 132,341.38-182,630.76-71,912.03

Finding the Fourth Proportional to 132,341.38, 182,630.76 and 71,912.03

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Solution

The fourth proportional to 132,341.38, 182,630.76 and 71,912.03 is: 99,238.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,341.38 : 182,630.76 = 71,912.03 : x
  2. Step 2: Convert to fraction form
    132,341.38/182,630.76 = 71,912.03/x
  3. Step 3: Cross multiply
    132,341.38x = 182,630.76 × 71,912.03
  4. Step 4: Simplify right side
    132,341.38x = 13,133,348,692.04
  5. Step 5: Solve for x
    x = 13,133,348,692.04/132,341.38
  6. Step 6: Final answer
    x = 99,238.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.